{"id":11220,"date":"2016-12-18T12:34:10","date_gmt":"2016-12-18T21:34:10","guid":{"rendered":""},"modified":"-0001-11-30T00:00:00","modified_gmt":"-0001-11-29T15:00:00","slug":"","status":"publish","type":"post","link":"http:\/\/w3devlabs.net\/wp\/?p=11220","title":{"rendered":"[\uc815\ubcf4\ud1b5\uc2e0\uc6a9\uc5b4] \uc6e8\uc774\ube14\ub9bf"},"content":{"rendered":"

wavelet – \uc6e8\uc774\ube14\ub9bf<\/h1>\n<\/p>\n

\uc6e8\uc774\ube14\ub9bf\uc740 \ub514\uc9c0\ud138 \uc2e0\ud638 \ucc98\ub9ac \ubc0f \uc774\ubbf8\uc9c0 \uc555\ucd95\uc5d0 \uc0ac\uc6a9\ub418\ub294 \uc720\uc6a9\ud55c \uc218\ud559 \ud568\uc218\uc774\ub2e4. <\/p>\n

\uc6e8\uc774\ube14\ub9bf \uadf8 \uc790\uccb4\ub294 \uc0c8\ub85c\uc6b4 \uac83\uc774 \uc544\ub2c8\uc9c0\ub9cc, \uc774\ub7ec\ud55c \uc6a9\ub3c4\ub85c \uc6e8\uc774\ube14\ub9bf\uc744 \uc0ac\uc6a9\ud55c \uac83\uc740 \ucd5c\uadfc\uc758 \uc77c\uc774\ub2e4. <\/p>\n

\uc6e8\uc774\ube14\ub9bf\uc758 \uadfc\ubcf8 \uc6d0\ub9ac\ub294 \ud478\ub9ac\uc5d0(Fourier) \ubd84\uc11d\uacfc \ube44\uc2b7\ud558\uba70, 19\uc138\uae30 \ucd08\ubc18\uc5d0 \ucc98\uc74c \uac1c\ubc1c\ub418\uc5c8\ub2e4. <\/p>\n

\uc2e0\ud638\ucc98\ub9ac\ub97c \uc704\ud574 \uc6e8\uc774\ube14\ub9bf\uc744 \uc774\uc6a9\ud558\uba74 \uc7a1\uc74c \uc18d\uc5d0 \uc11e\uc778 \uc57d\ud55c \uc2e0\ud638\ub97c \ubcf5\uc6d0\ud560 \uc218 \uc788\ub2e4. <\/p>\n

\uc6e8\uc774\ube14\ub9bf\uc740 \ud2b9\ud788 \uc758\ub8cc \ubd84\uc57c\uc758 X-\uc120 \ubc0f \uc790\uae30\uacf5\uba85 \uc774\ubbf8\uc9c0 \ucc98\ub9ac\uc5d0\uc11c \uadf8 \uc720\uc6a9\uc131\uc774 \uc785\uc99d\ub418\uc5c8\ub2e4. <\/p>\n

\uc774\ub7f0 \ubc29\ubc95\uc73c\ub85c \ucc98\ub9ac\ub41c \uc774\ubbf8\uc9c0\ub294 \uc138\ubd80\uc801\uc778 \ub0b4\uc6a9\uc5d0 \ud750\ub9bf\ud568\uc774 \uc5c6\uc774 \uae68\ub057\ud558\uac8c \ucc98\ub9ac\ub420 \uc218 \uc788\ub2e4. <\/p>\n

\uc6e8\uc774\ube14\ub9bf\uc740 \uc778\ud130\ub137 \ud1b5\uc2e0\uc5d0\uc11c\ub3c4 \uc774\ubbf8\uc9c0\ub97c \uc555\ucd95\ud558\ub294\ub370 \uc0ac\uc6a9\ub418\uc5c8\ub294\ub370, \uc77c\ubc18\uc801\uc73c\ub85c \ub2e4\ub978 \ubc29\uc2dd\uc73c\ub85c \ud588\uc744 \ub54c\uc5d0 \ube44\ud574 \ud6e8\uc52c \ud6a8\uc728\uc774 \ub192\ub2e4. <\/p>\n

\uc77c\ubd80\uc758 \uacbd\uc6b0\uc5d0\uc11c \uc6e8\uc774\ube14\ub9bf\uc73c\ub85c \uc555\ucd95\ub41c \uc774\ubbf8\uc9c0\ub294 \uc798 \uc54c\ub824\uc9c4 JPEG \uc774\ubbf8\uc9c0\ub97c \uc0ac\uc6a9\ud55c \ube44\uc2b7\ud55c \ud488\uc9c8\uc758 \uc774\ubbf8\uc9c0\uc5d0 \ube44\ud574 \ud30c\uc77c \ud06c\uae30\uac00 25% \uc815\ub3c4 \ubc16\uc5d0\ub294 \ub418\uc9c0 \uc54a\ub294\ub2e4. <\/p>\n

\uadf8\ub7ec\ubbc0\ub85c, \ud06c\uae30\uac00 200 KB\ub77c\uc11c \ub2e4\uc6b4\ub85c\ub4dc\uc5d0 1\ubd84\uc774 \uac78\ub9ac\ub294 JPEG \ud615\uc2dd\uc758 \uc0ac\uc9c4\uc744 \uc608\ub97c \ub4e4\uba74, \uc6e8\uc774\ube14\ub9bf\uc73c\ub85c \uc555\ucd95\ub41c \ud615\uc2dd\uc5d0\uc11c\ub294 \ud06c\uae30\uac00 50 KB\uc5d0 15\ucd08 \ubc16\uc5d0\ub294 \uac78\ub9ac\uc9c0 \uc54a\ub294\ub2e4\ub294 \uc598\uae30\uac00 \ub41c\ub2e4. <\/p>\n

\uc6e8\uc774\ube14\ub9bf \uc555\ucd95 \uc791\uc5c5\uc740 \uba3c\uc800 \uc774\ubbf8\uc9c0\ub97c \ubd84\uc11d\ud558\uc5ec, \uadf8\uac83\uc744 \uc218\uc2e0\uce21\uc5d0\uc11c \ubcf5\uc6d0\ud560 \uc218 \uc788\ub294 \uc77c\ub828\uc758 \uc218\ud559\uc801 \ud45c\ud604\uc73c\ub85c \ubcc0\ud658\ud568\uc73c\ub85c\uc368 \uc774\ub8e8\uc5b4\uc9c4\ub2e4. <\/p>\n

\uc6e8\uc774\ube14\ub9bf \uc555\ucd95 \uc774\ubbf8\uc9c0 \ud30c\uc77c\uc758 \ud655\uc7a5\uc790\ub294 \uc8fc\ub85c “WIF”\uac00 \ubd99\ub294\ub2e4. <\/p>\n

\ub9cc\uc57d \uc0ac\uc6a9\uc790\uc758 \ube0c\ub77c\uc6b0\uc800\uac00 \uc774 \ud615\uc2dd\uc758 \ud30c\uc77c\uc744 \uc9c1\uc811 \uc9c0\uc6d0\ud558\uc9c0 \uc54a\ub294\ub2e4\uba74 \ud50c\ub7ec\uadf8\uc778 \ud504\ub85c\uadf8\ub7a8\uc774 \ud544\uc694\ud558\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"

wavelet – \uc6e8\uc774\ube14\ub9bf \uc6e8\uc774\ube14\ub9bf\uc740 \ub514\uc9c0\ud138 \uc2e0\ud638 \ucc98\ub9ac \ubc0f \uc774\ubbf8\uc9c0 \uc555\ucd95\uc5d0 \uc0ac\uc6a9\ub418\ub294 \uc720\uc6a9\ud55c \uc218\ud559 \ud568\uc218\uc774\ub2e4. \uc6e8\uc774\ube14\ub9bf \uadf8 \uc790\uccb4\ub294 \uc0c8\ub85c\uc6b4 \uac83\uc774 \uc544\ub2c8\uc9c0\ub9cc, \uc774\ub7ec\ud55c \uc6a9\ub3c4\ub85c \uc6e8\uc774\ube14\ub9bf\uc744 \uc0ac\uc6a9\ud55c \uac83\uc740 \ucd5c\uadfc\uc758 \uc77c\uc774\ub2e4. \uc6e8\uc774\ube14\ub9bf\uc758 \uadfc\ubcf8 \uc6d0\ub9ac\ub294 \ud478\ub9ac\uc5d0(Fourier) \ubd84\uc11d\uacfc \ube44\uc2b7\ud558\uba70, 19\uc138\uae30 \ucd08\ubc18\uc5d0 \ucc98\uc74c \uac1c\ubc1c\ub418\uc5c8\ub2e4. \uc2e0\ud638\ucc98\ub9ac\ub97c \uc704\ud574 \uc6e8\uc774\ube14\ub9bf\uc744 \uc774\uc6a9\ud558\uba74 \uc7a1\uc74c \uc18d\uc5d0 \uc11e\uc778 \uc57d\ud55c \uc2e0\ud638\ub97c \ubcf5\uc6d0\ud560 \uc218 \uc788\ub2e4. \uc6e8\uc774\ube14\ub9bf\uc740 \ud2b9\ud788 \uc758\ub8cc \ubd84\uc57c\uc758 X-\uc120 \ubc0f … <\/p>\n

\ub354 \ubcf4\uae30 “[\uc815\ubcf4\ud1b5\uc2e0\uc6a9\uc5b4] \uc6e8\uc774\ube14\ub9bf”<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"footnotes":""},"categories":[5922],"tags":[5921],"class_list":["post-11220","post","type-post","status-publish","format-standard","hentry","category-5922","tag-5921","entry"],"_links":{"self":[{"href":"http:\/\/w3devlabs.net\/wp\/index.php?rest_route=\/wp\/v2\/posts\/11220","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/w3devlabs.net\/wp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/w3devlabs.net\/wp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/w3devlabs.net\/wp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/w3devlabs.net\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=11220"}],"version-history":[{"count":0,"href":"http:\/\/w3devlabs.net\/wp\/index.php?rest_route=\/wp\/v2\/posts\/11220\/revisions"}],"wp:attachment":[{"href":"http:\/\/w3devlabs.net\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=11220"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/w3devlabs.net\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=11220"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/w3devlabs.net\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=11220"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}